MoKo 6-Port High-speed USB 3.0 Hub [4 Universal + 2 BC 1.2 Charging Ports] with SD / TF Card Reader & Power Adapter (Suit for American Standard plug), BLACK Unique cylindrical integrated design features a perfect combination of art and functionality. (Suit for American Standard plug) 6 USB 3.0 ports with Maximum transmission bandwidth at 5.0Gb/s & Maximum transmission speed at 640MB/s. 4 universal USB charging ports perfectly used for cellphones. 2 BC 1.2 charging ports make it the solid power ports for tablets, digital cameras etc. The 2 BC 1.2 Charging ports automatically detect connected devices and self-adjust charging output to the suitable voltage and current to avoid any compatibility issue while charging at full power. 2 card reader slot respectively for SD/TF card makes it powerful to meet various daily data transmission needs. 7 built-in protection systems effectively prevents over-charging,over-discharging, overcurrent, overpower, overheat, short circuit for your precious devices.